Great Problem Solver: Characters Rate: –☹️ Very Bad🙁 Bad😐 Average🙂 Good😃 Excellent🤩 Super! ★ Save Rating✔ Rating Saved! Notify me: –about new episodeabout new seasonabout end of season Subscribe✔ Subscription Saved! Great Problem Solver Drama, Legal 1/31/24 – 2/1/24 Korea, Republic of https://tv.jtbc.co.kr/plan/pr10011664 GeneralEpisodesTranslationsCastCharactersGallery Characters See all characters → Kim Sa Ra Dong Ki Joon No Yool Sung